1355240424 has 64 divisors (see below), whose sum is σ = 3414882240. Its totient is φ = 448194560.

The previous prime is 1355240407. The next prime is 1355240473. The reversal of 1355240424 is 4240425531.

It is a junction number, because it is equal to n+sod(n) for n = 1355240391 and 1355240400.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2939554 + ... + 2940014.

It is an arithmetic number, because the mean of its divisors is an integer number (53357535).

Almost surely, 2^1355240424 is an apocalyptic number.

It is an amenable number.

1355240424 is an abundant number, since it is smaller than the sum of its proper divisors (2059641816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1355240424 is a wasteful number, since it uses less digits than its factorization.

1355240424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170 (or 1166 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 1355240424 is about 36813.5902079653. The cubic root of 1355240424 is about 1106.6376688745.

Adding to 1355240424 its reverse (4240425531), we get a palindrome (5595665955).

The spelling of 1355240424 in words is "one billion, three hundred fifty-five million, two hundred forty thousand, four hundred twenty-four".